diff --git a/docs/app_setup.md b/docs/app_setup.md
index ce418e35..f54002bc 100644
--- a/docs/app_setup.md
+++ b/docs/app_setup.md
@@ -2,7 +2,7 @@
 
 Setup of the application is completely optional. All the platform widgets work without this setup if you have a `MaterialApp` as your app bootstrap widget.
 
-However, to be closer to the actual `iOS (cupertino)` platform styling and behavour it is adviseable to use `PlatformApp`. If you need to add further configuration or need to switch between Cupertino and Material styles you need to add `PlatformProvider`
+However, to be closer to the actual `iOS (cupertino)` platform styling and behaviour it is adviseable to use `PlatformApp`. If you need to add further configuration or need to switch between Cupertino and Material styles you need to add `PlatformProvider`
 
 ```dart
 PlatformProvider(